Even better would be to buy their systems (used) and then install Linux with Steam and emulators, so you can play Steam games and any retro game up to PS3 on your PS4 and PS5. I am currently trying to do this to my PS4 as I write this, but am running into challenges as I am not the most tech savvy, but it can be done! The more people in on this, the easier it becomes. Stop updating your system software today.